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What is an assigned sex?

When someone is born, they will usually be assigned a sex.

When you assign something, you give it to someone.

A woman holding a baby

An assigned sex could be:

  • male – when someone has a penis or genetics that are seen as male
  • female – when someone has a vagina or genetics that are seen as female.
Symbols for different genders

People with intersex variations are usually assigned as female or male at birth, but may have  innate sex characteristics that do not fit what doctors expect for female or male bodies.

People can be identified as Intersex at birth, in early childhood, at puberty or later in life.

Intersex symbol

Hormones help to work out what sex a person is.

Hormones are chemicals inside people’s bodies.

Hormones

People with more of the hormones oestrogen and progesterone are usually assigned female.

A woman with 1 hand in the air and the other pointing to herself. There is a hormone icon next to her

People with more of the hormone testosterone are usually assigned male.

A man with pointing to himself. There is a hormone icon next to him

A person’s assigned sex might be different to their gender. You can learn about gender on the Gender page of this website.

A person. Above the person is a male symbol with an arrow pointing to a female symbol
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